Petitt, Narayana
Current rating: 1465
Record: 1-3
| Grand Prix Oakland 2010 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 164 | Arellano, Samuel (1500) | Lost 1-2 | -181482 |
| 2extended | 250 | Tang, Mark (1485) | Won 2-0 | +181500 |
| 3extended | 234 | O'Hara, Ron (1500) | Lost 0-2 | -181482 |
| 4extended | 286 | Lee, Valerian (1536) | Lost 0-2 | -171465 |
| average opponent: 1505record: 1-3 | new rating: 1465 | |||